1 //===-- MSP430TargetMachine.cpp - Define TargetMachine for MSP430 ---------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // Top-level implementation for the MSP430 target.
12 //===----------------------------------------------------------------------===//
15 #include "MSP430TargetAsmInfo.h"
16 #include "MSP430TargetMachine.h"
17 #include "llvm/Module.h"
18 #include "llvm/PassManager.h"
19 #include "llvm/CodeGen/Passes.h"
20 #include "llvm/Target/TargetAsmInfo.h"
21 #include "llvm/Target/TargetMachineRegistry.h"
25 /// MSP430TargetMachineModule - Note that this is used on hosts that
26 /// cannot link in a library unless there are references into the
27 /// library. In particular, it seems that it is not possible to get
28 /// things to work on Win32 without this. Though it is unused, do not
30 extern "C" int MSP430TargetMachineModule;
31 int MSP430TargetMachineModule = 0;
34 // Register the targets
35 static RegisterTarget<MSP430TargetMachine>
36 X("msp430", "MSP430 [experimental]");
38 MSP430TargetMachine::MSP430TargetMachine(const Module &M,
39 const std::string &FS) :
40 Subtarget(*this, M, FS),
41 DataLayout("e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8"),
42 InstrInfo(*this), TLInfo(*this),
43 FrameInfo(TargetFrameInfo::StackGrowsUp, 8, 0) { }
46 const TargetAsmInfo *MSP430TargetMachine::createTargetAsmInfo() const {
47 return new MSP430TargetAsmInfo(*this);
50 bool MSP430TargetMachine::addInstSelector(PassManagerBase &PM, bool Fast) {
51 // Install an instruction selector.
52 PM.add(createMSP430ISelDag(*this));
56 bool MSP430TargetMachine::
57 addAssemblyEmitter(PassManagerBase &PM, bool Fast, bool Verbose,
59 // Output assembly language.
60 PM.add(createMSP430CodePrinterPass(Out, *this, Fast, Verbose));